import java.util.Arrays;

public class StringDemo06 {
    public static void main(String[] args) {
        String s1 = "a1b2c3d4";
        System.out.println(Arrays.toString(s1.split("\\d")));//  转义
        String s2 = "a&b,4#f.a";
        System.out.println(Arrays.toString(s2.split("&|,|#|\\.")));
        String s = "138123456780";
        System.out.println(s.matches("1[3456789]\\d{9}$"));

    }
}
